Intangible Assets (Schedule Of Acquired Intangible Assets) (Details) - USD ($)	Jun. 30, 2018	Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	$ 11,115,201	$ 9,990,201
Intangible assets, Accumulated Amortization	930,798	443,444
Intangible assets, Net	10,184,403	9,546,757
Customer List [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	2,770,000	2,370,000
Intangible assets, Accumulated Amortization	843,346	403,003
Intangible assets, Net	1,926,654	1,966,997
Non-Compete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	280,000	280,000
Intangible assets, Accumulated Amortization	85,556	38,889
Intangible assets, Net	194,444	241,111
Domain Name And Trademark [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	30,201	30,201
Intangible assets, Accumulated Amortization	1,896	1,552
Intangible assets, Net	28,305	28,649
Brand Name [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	2,160,000	2,060,000
Intangible assets, Accumulated Amortization
Intangible assets, Net	2,160,000	2,060,000
Goodwill [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	5,875,000	5,250,000
Intangible assets, Accumulated Amortization
Intangible assets, Net	$ 5,875,000	$ 5,250,000